Channel One" is an educational television network for which participating secondary schools are equipped with TV sets in every classroom. It has been found that 80% of secondary schools subscribe to Channel One, where of these subscribers 10% never use Channel One while 35%claim to use it more than 5 times per week. Find the probability that a randomly selected seconday school subscribes to Channel One but never uses it.
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
"Channel One" is an educational television network for which participating secondary schools are equipped with TV sets in every classroom. It has been found that 80% of secondary schools subscribe to Channel One, where of these subscribers 10% never use Channel One while 35%claim to use it more than 5 times per week.
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